Predator Experiment

Shen Qian, who initially worked as a detective partner at the police station, accidentally met Li Yuan, the captain of special investigations, due to a drug case. Shen Qian was transferred to Li Yuan's workplace, which meant they were always together. Not only the two of them, but they also had three other people to assist them in the investigation. Until one day, Shen Qian and Li Yuan had to solve a brutal murder case, and they shared information with the other three.